.be-slide-box{
  > ul{
    margin: 0;
    padding: 0;
    height: 100%;
    display: flex;
    justify-content: space-between;
    position: relative;
    > li{
      width: 100%;
      padding: 0;
      margin: 0;
    }
    > .before{
      position: absolute;
      top: 0;
      bottom: 0;
      right: 100%;
    }

    > .after{
      position: absolute;
      top: 0;
      bottom: 0;
      left: 100%;
    }
  }
}
